Question

9) Efetuando a multiplicação (-10).(+3), encontramos:
(a) - 30
(b) + 30
(C) -13
(d) + 13​

Answer 1

꧁Hello, how are you?꧂

$( - 10) \times ( + 3) \\ ( - 10) \times 3 \\ - (10 \times 3) \\ - 30$

Ou seja... alternativa (A)

━━━━━ • ஜ • ❈ • ஜ • ━━━━━

Signed: Lohany Queen of hell 彡★

━━━━━ • ஜ • ❈ • ஜ • ━━━━━